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run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = 1; define("PATH_ROOT", $a); // const PATH_CONFIG = $a; echo PATH_ROOT; echo PATH_CONFIG;
Output for 7.2.0
1 Warning: Use of undefined constant PATH_CONFIG - assumed 'PATH_CONFIG' (this will throw an Error in a future version of PHP) in /in/ehKcq on line 8 PATH_CONFIG
Output for 4.3.0 - 7.1.7
1 Notice: Use of undefined constant PATH_CONFIG - assumed 'PATH_CONFIG' in /in/ehKcq on line 8 PATH_CONFIG